/*
 * Licensed under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.gearpump.streaming.transaction.api

import io.gearpump.streaming.source.DataSource

/**
 * AT-LEAST-ONCE API. Represents a data source which allow replaying.
 *
 * Subclass should be able to replay messages on recovery from the time
 * when an application crashed.
 */
trait TimeReplayableSource extends DataSource {
  /**
   * Sets store factory which creates a checkpoint store
   * at runtime to checkpoint (timestamp, source_offsets)
   */
  def setCheckpointStore(factory: CheckpointStoreFactory)
}

